Home / 8,524.19-11,764.31-4,990.37

Finding the Fourth Proportional to 8,524.19, 11,764.31 and 4,990.37

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Solution

The fourth proportional to 8,524.19, 11,764.31 and 4,990.37 is: 6,887.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.19 : 11,764.31 = 4,990.37 : x
  2. Step 2: Convert to fraction form
    8,524.19/11,764.31 = 4,990.37/x
  3. Step 3: Cross multiply
    8,524.19x = 11,764.31 × 4,990.37
  4. Step 4: Simplify right side
    8,524.19x = 58,708,175.92
  5. Step 5: Solve for x
    x = 58,708,175.92/8,524.19
  6. Step 6: Final answer
    x = 6,887.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.